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Show that a cyclic quadrilateral is form...

Show that a cyclic quadrilateral is formed by the lines `5x+3y=9,x=3y ,2x=y` and `x+4y+2=0` taken in order. Find the equation of the circumcircle.

A

`9 ( x^(2) + y^(2)) - 20x + 15y =0`

B

`9 ( x^(2) +y^(2) ) -10x + 15y =0`

C

`9 ( x^(2)+y^(2)) + 20x- 15y =0`

D

`9 ( x^(2)+y^(2)) + 10x+ 15y =0`

Text Solution

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The correct Answer is:
A
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